In Stander Normal distribution Value of mean is ........., Stander Deviation is ..........(امتحان 2023)

5 x 5 =

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The … distribution is the probability distribution of the population data.

the probability distribution of a sample statistic is called its … disiribulion.

Sampling error = …

The errors that occur in the collection. recording, and tabulation of data are called ….

The mean of the sampling distribution of x‘ is always equal to the mean of the population

When the expected value (or mean) of a sample statistic is equal to the value of the corresponding population parameter, that sample statistic is said to be an … estimator

The standard deviation of the sampling distribution of x’ … as the sample size increases

if the standard deviation of a sample statistic decreases as the sample size is increased. that statistic is said to be a … estimator.

The total number of possible samples of taking 2 Students From 10 Student

the sample size is usually considered to be large if ….

p(81.67)

Reconsider the population of five scores 25,80,15,78,6. Suppose one sample of three scores is selected from this population, and this sample includes the scores 25, 80, and 15. Find the sampling error.

mean of the sampling distribution of 𝒙 is always ........... to the mean of the population

The sample mean, 𝒙, is called an .......... of the population mean

that sample statistic is said to be an